Yamaha MusicCast R-N2000ASL User Manual page 47

PREPARATION > Automatic adjustment of speaker settings (YPAO)
Warning Messages
W-1:Out of Phase
W-2:Over Distance
W-3:Level Error
NOTE
Turn OFF this product before reconnecting or relocating speakers.
Check the cable connections (+ & -) of the corresponding speakers.
If connected incorrectly:
Reconnect the speaker cables.
If connected correctly:
This message may appear even when everything is connected correctly,
depending on the kind of speakers and installation environment. Save the
settings and use the system as-is.
(This message prompts you to check the system and it does not affect playing
this product if used as-is.)
Check the distance between the listening position and the corresponding
speakers.
Correct the connections or placement of the corresponding speakers. Use the
same or similar speakers with similar performance if possible.
If there is a problem with a subwoofer, check that its volume is appropriate.
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Solution